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2478885230 = 25247888523
BaseRepresentation
bin1001001111000000…
…1100100101101110
320101202110102021002
42103300030211232
520034043311410
61045551040302
7115300114433
oct22360144556
96352412232
102478885230
1110622a2188
12592210092
133067487c3
14197315b8a
15e79597a5
hex93c0c96e

2478885230 has 8 divisors (see below), whose sum is σ = 4461993432. Its totient is φ = 991554088.

The previous prime is 2478885223. The next prime is 2478885239. The reversal of 2478885230 is 325888742.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×24788852302 = 12289743967024305800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2478885239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123944252 + ... + 123944271.

It is an arithmetic number, because the mean of its divisors is an integer number (557749179).

Almost surely, 22478885230 is an apocalyptic number.

2478885230 is a deficient number, since it is larger than the sum of its proper divisors (1983108202).

2478885230 is a wasteful number, since it uses less digits than its factorization.

2478885230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247888530.

The product of its (nonzero) digits is 860160, while the sum is 47.

The square root of 2478885230 is about 49788.4045737559. The cubic root of 2478885230 is about 1353.3770468191.

The spelling of 2478885230 in words is "two billion, four hundred seventy-eight million, eight hundred eighty-five thousand, two hundred thirty".

Divisors: 1 2 5 10 247888523 495777046 1239442615 2478885230